// Copyright 2022 The kubegems.io Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package proxy

import (
	"net/http"
	"net/http/httputil"
	"net/url"

	"github.com/gin-gonic/gin"
)

type Proxy struct {
	Proxy http.Handler
}

func NewProxy(target string) (*Proxy, error) {
	u, err := url.Parse(target)
	if err != nil {
		return nil, err
	}
	return &Proxy{Proxy: httputil.NewSingleHostReverseProxy(u)}, nil
}

func (p *Proxy) Handle(ctx *gin.Context) {
	p.Proxy.ServeHTTP(ctx.Writer, ctx.Request)
}
